This mod combines the Ernie Ball VPJR Volume Pedal with the Sonic Research ST-300 Turbo Tuner 


The Ernie Ball VP JR with the Pro Volume + Turbo Tuner Mod is the world’s first volume pedal that features a built in tuner and buffer. 


Having independent inputs and outputs for the tuner and the volume section makes the Pro Volume + Turbo Tuner Mod a very flexible pedal to integrate into your guitar or bass set up, The power button to turn on the tuner is located on the right sde of the volume pedal, you will have to press it everytime you reconnect the power, the tuner will always stay on and you will turn down the volume to tune silently, it features an upgraded premium volume pot and comes with the lifetime string that will never break on you. 


This mod is built to order, the turnaround time is 1-3 business days. Please note: Due to Covid-19, build times can be higher. 


Pedals sent in for mods have a 60 day warranty.  


To send your pedal(s) in to Shnobel Tone, please email us at for the shipping address after you place your order on the website.


International customers are responsible for paying custom duties and import taxes.



Pro Volume + Turbo Tuner Mod

Send in Pedals for Mod
Volume Pedal Color

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